Electronic cigarette encrypted by wireless electronic tag and encryption method

Abstract

An electronic cigarette encrypted by wireless electronic tag and an encrypting method thereof are provided. The electronic cigarette comprises a vaporizer ( 1 ) and a battery assembly ( 2 ) connected with each other, the vaporizer ( 1 ) comprises a heating resistor ( 3 ) and a wireless electronic tag preset with encryption information, the battery assembly ( 2 ) comprises a battery ( 4 ) and a control circuit board ( 5 ) arranged with a microcontroller, a resistance detection unit, a voltage output control unit, a wireless electronic tag reader, and a wireless signal transmitter, wherein the wireless electronic tag reader reads the encryption information and sends it to the microcontroller, and the voltage output control unit outputs voltage to the heating resistor on the premise that the resistance value of the heating resistor is detected by the resistance detection unit and the encryption information is read by the wireless electronic tag reader as well.

The invention claimed is: 
     
       1. An electronic cigarette encrypted by a wireless electronic tag, comprising a vaporizer and a battery assembly connected with each other, wherein the vaporizer comprises a heating resistor for heating and vaporizing electronic cigarette liquid of the electronic cigarette, and the battery assembly comprises a battery and a control circuit board, wherein the vaporizer further comprises the wireless electronic tag preset with encryption information, the control circuit board is arranged with a plurality of components and circuits including a microcontroller, a resistance detection unit, a voltage output control unit, a wireless electronic tag reader, and a wireless signal transmitter, wherein the resistance detection unit is electrically connected with the heating resistor and the microcontroller respectively, the resistance detection unit is configured to detect a resistance value of the heating resistor and feedback a resistance value signal to the microcontroller, the microcontroller is electrically connected with the voltage output control unit, and the voltage output control unit is configured to operate under control of the microcontroller, the wireless electronic tag reader is bi-directional electrically connected with the microcontroller, and the wireless electronic tag reader is configured to read, with a wireless signal being transmitted by the wireless signal transmitter, the encryption information of the wireless electronic tag and send the encryption information to the microcontroller, the voltage output control unit is configured to output voltage to the heating resistor on a premise that the resistance value of the heating resistor is detected by the resistance detection unit and the encryption information is read by the wireless electronic tag reader as well;
 wherein the control circuit board is further arranged with a plurality of components and circuits including a battery charging unit, a battery protection unit, a battery supply unit, and a battery detection unit, wherein the battery charging unit is configured to charge the battery, the battery is configured to supply power to the voltage output control unit by the battery protection unit and the battery supply unit in sequence, the microcontroller is electrically connected with the battery charging unit, the battery protection unit, and the battery detection unit respectively, the battery detection unit is configured to detect an electrical signal of the battery and feedback to the microcontroller, and the microcontroller is capable of providing over-current protection, overload protection, and short circuit protection for the battery by means of the battery protection unit. 
 
     
     
       2. The electronic cigarette encrypted by the wireless electronic tag according to  claim 1 , wherein an unlock switch is arranged inside the battery assembly, a trigger switch is arranged inside the vaporizer or inside the battery assembly, and the unlock switch and the trigger switch are respectively electrically connected with the microcontroller, to allow feedback of signals. 
     
     
       3. The electronic cigarette encrypted by the wireless electronic tag according to  claim 2 , wherein the unlock switch is a manual pushbutton switch, and the trigger switch is a microphone-type automatic air flow switch. 
     
     
       4. The electronic cigarette encrypted by the wireless electronic tag according to  claim 2 , wherein the voltage output control unit is configured to output voltage to the heating resistor further on a premise that both the unlock switch and the trigger switch are turned on as well. 
     
     
       5. The electronic cigarette encrypted by the wireless electronic tag according to  claim 1 , wherein a display unit is arranged on an outer surface of the vaporizer or of the battery assembly and is electrically connected with the microcontroller. 
     
     
       6. The electronic cigarette encrypted by the wireless electronic tag according to  claim 5 , wherein the display unit comprises an LED light. 
     
     
       7. The electronic cigarette encrypted by the wireless electronic tag according to  claim 1 , wherein the microcontroller is a microcontroller chip. 
     
     
       8. A method of operating the electronic cigarette encrypted by the wireless electronic tag according to  claim 1 , comprising steps of:
 (1) setting an encryption information parameter of the wireless electronic tag, scanning time of a wireless signal transmitter, and a stand-by time; 
 (2) determining whether the electronic cigarette is in an on state by means of the microcontroller, if no, go to next step; if yes, go to step (4); 
 (3) activating an unlock switch to perform a turn-on operation; 
 (4) determining whether a resistance value of the heating resistor is detected by means of a resistance detection unit, if yes, go to next step; if no, go to step (11); 
 (5) with assistance of the wireless signal transmitter, reading the encryption information of the wireless electronic tag by means of a wireless electronic tag reader; 
 (6) determining whether the encryption information coincides with preset one by means of the microcontroller, if yes, go to next step; if no, emit flash light by means of an LED light to indicate the vaporizer is unauthorized, and then go to step (11); 
 (7) determining whether a trigger switch is turned on by means of the microcontroller, if yes, go to next step; if no, go to step (9); 
 (8) outputting, by means of a voltage output control unit, voltage to the heating resistor for vaporizing electronic cigarette liquid and producing electronic cigarette vapor, and meanwhile go back to previous step; 
 (9) entering a stand-by state of the electronic cigarette; 
 (10) determining whether a stand-by time exceeds the preset value by means of the microcontroller, if yes, go to next step; if no, go back to the step (7); 
 (11) entering an off state. 
 
     
     
       9. The electronic cigarette encrypted by the wireless electronic tag according to  claim 2 , wherein the microcontroller is a microcontroller chip. 
     
     
       10. The electronic cigarette encrypted by the wireless electronic tag according to  claim 3 , wherein the microcontroller is a microcontroller chip. 
     
     
       11. The electronic cigarette encrypted by the wireless electronic tag according to  claim 4 , wherein the microcontroller is a microcontroller chip. 
     
     
       12. The electronic cigarette encrypted by the wireless electronic tag according to  claim 5 , wherein the microcontroller is a microcontroller chip. 
     
     
       13. The electronic cigarette encrypted by the wireless electronic tag according to  claim 6 , wherein the microcontroller is a microcontroller chip.